Base Coat 100% of women found that the base coat instantly prepares the nails for the polish to be applied. (1) 100% of women found that the base coat protects the nail surface. (1) 91% of women found that the base coat smooths the nail surface. (1) 91% of women found that the base coat prolongs the polish hold. (2) (1) % of volunteers satisfied after 1 use. Satisfaction survey with 22 volunteers. (2) % of volunteers satisfied after 5 days of application. Satisfaction survey with 22 volunteers. Top Coat 100% of women surveyed found that the top coat brush provides the perfect dose of product from the first swipe. (3) 100% of women surveyed found that the top coat increase the polish's shine for a gel effect, in one swipe. (3) 100% of women surveyed found that the top coat unifies the nail surface. (3) 95% of women surveyed found that the top coat prolongs the shine of the polish color. (4) 91% of women surveyed found that the top coat limits scaling of the polish. (4) 86% of women surv